~/tools / ssl-checker

SSL Checker

Check SSL certificate expiry, chain validity, TLS version and cipher. Catches expired certs, weak crypto and chain issues.

>
[ OK ] Valid for 288 more days.
── output ─────
Issued to
*.lequipe.fr
Issued by
GeoTrust TLS RSA CA G1
Valid from
2026-01-07
Valid until
2027-02-03 (288 days)
TLS version
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384
Key
RSA · 2048 bit
Signature
sha256WithRSAEncryption
Forward secrecy
yes
Self-signed
no
Must-staple
no
SHA-256 fingerprint
85:D5:F1:4B:19:A3:ED:AE:45:87:F8:C4:B2:A1:CE:34:3B:88:24:05:57:BC:6B:11:33:90:88:12:7F:1F:30:CB
Serial
090F4904A66FB42C5B0FB270DDE8B2E1
subject_alt_names · 2
*.lequipe.fr lequipe.fr
certificate_chain · 3 certs
[ leaf ]*.lequipe.fr
288 days left
issuer: GeoTrust TLS RSA CA G1
2026-01-07 → 2027-02-03
[ inter ]GeoTrust TLS RSA CA G1
559 days left
issuer: DigiCert Global Root G2
2017-11-02 → 2027-11-02
[ root ]DigiCert Global Root G2
4286 days left
issuer: DigiCert Global Root G2
2013-08-01 → 2038-01-15
// Save lequipe.fr → we'll run this daily and alert on changes. /signup →